diff --git a/zokrates_book/src/reference/ir.md b/zokrates_book/src/reference/ir.md
index 20a66249..14ee0490 100644
--- a/zokrates_book/src/reference/ir.md
+++ b/zokrates_book/src/reference/ir.md
@@ -5,7 +5,7 @@ ZIR is the intermediate representation ZoKrates uses to represent programs. It i
 **Note that ZIR is still in development and can change without notice.**
 
 When generating R1CS constraints, very large numbers are often used, which can make reading ZIR hard for humans.
-To mitigate this, ZIR uses an abuse of language (or an isomorphism) when displaying field elements: they are shown as members of the interval `[-(p-1)/2, (p-1)/2]`.
+To mitigate this, ZIR applies an isomorphism when displaying field elements: they are shown as members of the interval `[-(p-1)/2, (p-1)/2]`.
 
 Therefore, instead of writing p - 1 as:
 ```
@@ -14,4 +14,4 @@ Therefore, instead of writing p - 1 as:
 ... in ZIR, we simply write:
 ```
 -1
-```
\ No newline at end of file
+```